Early Warning Systems (previously Primary Payment Systems) is now being used by banks and credit unions the same as chexsystems.
Chexsystems began in 1971. Please keep in mind that ChexSystems, Inc and ChexSystems Collection Agency are now owned by eFunds. eFunds Corporation is the nation's leader in electronic payments and risk management. They acquired National Check Protection Services (NCPS) back in May 2005. Today, ChexSystems dominates the consumer banking industry as the primary check verifications and risk management company. In 2007 FIS acquired eFunds Corporation. Right before that in February 2006 FIS acquired Certegy. EWS also signed a multi-year contract with eFunds Corp(chexsystems) April 2007.
Although Deluxe Corporation did seperate from eFunds back in December of 2000, they are now in partnership with Early Warning Services
Read more about
Telecheck and Early Warning Services here
Read More about
Certegy and Chexsystems